With the federal government and a Senate committee looking into the dragging of a man off a United Express flight, the airline industry is beginning to speak up against any effort to bar them from overselling flights.

<p>For most of his 19-month tenure, United Continental Holdings Inc. Chief Executive Officer Oscar Munoz has cleaned up messes left behind by others. Now he’s mopping up a PR disaster that’s unfolded on his watch.</p>

Fighting back against Amazon and other online sellers, Walmart said Wednesday it is going to offer a discount on thousands of items ordered online — if shoppers will then go to their closest store to pick them up.

It may turn out that the widespread belief that most Americans’ incomes have stagnated for years is, well, false or at least overstated.
Say what?
No doubt, many Americans feel that, except for the rich and segments of the upper middle class, they’ve been treading water economically for years. To take a prominent piece of evidence: In 2015, the average “real” (inflation-adjusted) wage of workers was about $21 an hour, almost exactly what it was in 1975.
That’s nearly half a century without a wage increase!
Or is it?
In a provocative new study, economist Bruce Sacerdote of Dartmouth College…